<view class="qrcode-content">
  <canvas canvas-id="qrcodeCanvas" style="width: 400rpx;height: 400rpx;position: absolute;left: -9999rpx;"></canvas>
  <image v-if="qrcodeUrl" :src="qrcodeUrl" mode="aspectFit" class="qrcode-image"></image>
  <text v-else class="loading">正在生成支付二维码...</text>
  <text class="price">¥{{ packagePrice }}</text>
</view> 